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ExtremeBDS [4]
2 years ago
8

Can you please help me with this reverse percentage?

Mathematics
1 answer:
ratelena [41]2 years ago
7 0

Answer:

39785

Step-by-step explanation:

or,40596×2÷100=811

or,40596-811=39785

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In a right triangle, sin(40 - 2) = cos(32)'. What is the value of x?
o-na [289]

Answer:

x = 25

Step-by-step explanation:

Correct question

In a right triangle Sin (40-x)=cos(3x) what is the value of x

Since Sin theta = Cos(90-theta)

Sin (40-x) = Sin(90-3x)

40 - x = 90 - 3x

-x+3x = 90 - 40

2x = 50

x = 25

Hence the value of x is 25

5 0
3 years ago
HELP ill mark you brainlist
Llana [10]

Answer:

<h2>-8 + 11n OR 11n - 8</h2>

Step-by-step explanation:

an = 3 + (n-1)11

an = 3 + 11n - 11

an = -8 + 11n OR 11n - 8

Hope that helps!

3 0
2 years ago
Read 2 more answers
What sequence is modeled by the graph below?
Lady bird [3.3K]

ANSWER

a_n= \frac{1}{2}( {2}^{n - 1} )

EXPLANATION

The corresponding ordered pairs from the graph are:

(2,1) (3,2) (4,4) (5,8)

The y-values are:

1,2,4,8

The first term term is the term before 1,this has to be.

a_1= \frac{1}{2}

The common ratio is

r =  \frac{2}{1}  = 2

The nth term is given by

a_n=a_1 {(r}^{n - 1} )

Let's substitute the values to get,

a_n= \frac{1}{2} \times  {(2}^{n - 1} )

This simplifies to,

a_n= \frac{1}{2} {(2}^{n - 1} )

3 0
3 years ago
!!! please help !!! i’ll mark brainlest or whatever if it’s right :)
Lisa [10]

Answer:

rectangular prism

Step-by-step explanation:

4 0
2 years ago
Alan found the value of the expression (15 - 6)2 to be 189. Is he right?
tatuchka [14]
Answer would be C

Because I always use the rule of :
B - Brackets
I - indices
D - division
M - multiplication
A - addition
S - subtraction
3 0
3 years ago
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